Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
nhieu tang » chieu sang, hieu lang, nhiet nang
thuong cau » thuong chau, thong cau, huong cau
trung cua » truong cua, trung tuan, trung cap
cua dung » cua dang, cua dong, qua dung

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (nhieu tang)) - thanh trung cua dung ((trong van) OR (trong cac)) thuong cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (nhieu tang)) - thanh trung cua dung ((trong van) OR (trong cac)) thuong cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (nhieu tang)) - thanh trung cua dung ((trong van) OR (trong cac)) thuong cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (nhieu tang)) - thanh trung cua dung ((trong van) OR (trong cac)) thuong cau*.